The Valve,safety Relief, cataloged under National Stock Number 4820-00-585-6447, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-585-6447 |
| Primary Part Number | 2601-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Thread Direction | RIGHT-HAND SECOND END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 5.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Style Designator | ANGLE |
| Bonnet Type | INSIDE SPRING |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Direction | RIGHT-HAND FIRST END |
| Valve Operation Method | AIR |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 1.000 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 1.000 INCHES FIRST END IN |
| Renewable Seat Ring Type | RETAINING SCREW |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2601-1 PRIMARY | Crane Co Div Valve Div (USA) |
NSN 4820-00-585-6447 is a Valve,safety Relief, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-585-6447 has 1 cross-referenced part number: 2601-1 (Crane Co Div Valve Div).
There are 11 known substitutes for 4820-00-585-6447: 5940-00-057-4298, 6210-00-110-5407, 5915-00-501-4204 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2601-1: Connection Type: THREADED EXTERNAL PIPE FIRST END; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Thread Direction: RIGHT-HAND SECOND END; Connection Type: THREADED INTERNAL PIPE SECOND END. 18 total characteristics are documented in the Federal Logistics Information System.